Self inking stamp



FIG. 1 is a rear left perspective view of the self inking stamp in accordance with my invention; and

FIG. 2 is a rear elevational view thereof.

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational thereof; and,

FIG. 5 is a top plan view thereof.

No claim is made to the appearance of the base, which is depicted in phantom in FIGS. 1-5. 

The ornamental design for a self inking stamp, as shown and described. 